# ChattyMouth — convert ebooks to audiobooks

> Offline text-to-speech app for converting ebooks and documents to audiobooks. (iPhone/iPad app by Martin Loch.)

- Source: https://appshunter.io/ios/app/chattymouth/id6740541583 (this page in markdown: same URL + `.md`)
- Developer: [Martin Loch](https://appshunter.io/developer/1385872283)
- Category: Utilities, Books
- Price: $9.99
- Age rating: 4+
- Requires: iOS 18.4 · 235 MB
- Languages: American English
- Released: 2025-06-22
- Data updated: 2026-08-14
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/chattymouth/id6740541583/reviews.md

## What is ChattyMouth?

Convert eBooks and documents into audiobooks with ChattyMouth, the completely offline text-to-speech (TTS) software. Powered by a top-ranked AI voice model (as rated by artificialanalysis.ai), ChattyMouth delivers exceptional audio quality in 8 languages and 51 distinct voices. Effortlessly convert ePub, docx, pdf, txt, and html files to audio with a built-in text editor, including direct TTS conversion for Hindi, Japanese, and Chinese characters. English remains the best supported language.

Key Features:
-Completely offline: use whenever, no pay per character or minute
-Fast: ~6min/hr with Apple Silicon
-Automatically converts to text: ePub, docx, pdf, txt, and html formats
-Built-in text editor with advanced search and replace (regular expression)
-High quality sound with opus encoder
-Small audio files: ~11 mb/hr
-Languages: American English, British English, Spanish, Brazilian Portuguese, Hindi, French, Chinese Mandarin, Japanese
-Text pronunciation processing (abbreviations, Roman numerals, money, time, Bible, and more)

## Key features

- Offline text-to-speech conversion
- AI-powered voice model
- Supports multiple languages and voices
- Converts ePub, docx, pdf, txt, html
- Built-in text editor with search/replace
- High-quality Opus audio encoding

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/chattymouth/id6740541583/reviews.md

### 1/5 — Does not work

*2026-07-13*

I will be submitting a charge back this doesn’t work at all

**Developer response:** Sorry to hear Alice, can you explain what does not work? The file is saved to your local files.

### 2/5 — Please Add .mp3 or .wav file …. I will give you 5 star. This is an amazing app

*2025-08-19*

Please Add .mp3 or .wav file …. I will give you 5 star. This is an amazing app and many times audio get crashed in between..please fix this issue immediately

## Frequently asked questions about ChattyMouth

### What file formats can ChattyMouth convert to audio?

ChattyMouth can automatically convert ePub, docx, pdf, txt, and html files into audiobooks. It also supports direct TTS conversion for Hindi, Japanese, and Chinese characters.

### Does ChattyMouth require an internet connection?

No, ChattyMouth is completely offline software. You can use it anytime, anywhere, without needing an internet connection or paying per character or minute.

### What languages and voices does ChattyMouth offer?

ChattyMouth offers audio in 8 languages, including American English, British English, Spanish, Brazilian Portuguese, Hindi, French, Chinese Mandarin, and Japanese, with 51 distinct voices.

### How good is the audio quality from ChattyMouth?

The app is powered by a top-ranked AI voice model, delivering exceptional audio quality. It uses the Opus encoder for high-quality sound and produces small audio files, approximately 11 mb per hour.

### What devices is ChattyMouth available on?

ChattyMouth is available on Mac, iPhone, and iPad, making it accessible across multiple Apple platforms.

### How often is ChattyMouth updated?

The latest version, 1.0, was last updated on July 6, 2026. Further update frequency details are not provided.

### Does ChattyMouth have ads?

No, ChattyMouth does not contain advertisements. It is a paid application designed for a seamless user experience.

### What is the age rating for ChattyMouth?

ChattyMouth has an age rating of 4+, making it suitable for a wide range of users.

## Version history (last 1 release)

### 1.0 — 2026-07-06

No release notes.

## More apps by Martin Loch

- [Interlinear Greek](https://appshunter.io/ios/app/interlinear-greek/id1385872284)
- [Interlinear Bible](https://appshunter.io/ios/app/interlinear-bible/id1386148836)
- [Daily Scrolls](https://appshunter.io/ios/app/daily-scrolls/id1398601977)
- [Italian-English Bible](https://appshunter.io/ios/app/italian-english-bible/id1399371100)
- [Latin-English Bible](https://appshunter.io/ios/app/latin-english-bible/id1408930645)
- [Breviary](https://appshunter.io/ios/app/breviary/id1606247857)

All apps by Martin Loch: https://appshunter.io/developer/1385872283

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-14.*